A is the point (-5,2) b is the point (7,-2)
c is the point (-2,5)
a) find the gradient of a line perpendicular to line AB.
b) Find the equation of the line perpendicular to line AB and passing through point C.

The distance around the lake is 2 kilometers. ifelena wants to run 14 kilometers this week, howmany laps must she run around the lake

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3